ai
Version:
AI SDK by Vercel - build apps like ChatGPT, Claude, Gemini, and more with a single interface for any model using the Vercel AI Gateway or go direct to OpenAI, Anthropic, Google, or any other model provider.
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text/typescript
import type { ImageModelV4Middleware } from '@ai-sdk/provider';
/**
* Middleware for image models.
* Accepts both V3 and V4 middleware types for backward compatibility.
*
* Uses ImageModelV4Middleware as the base but relaxes specificationVersion
* to accept any string (including 'v3') and makes it optional.
*/
export type ImageModelMiddleware = Omit<
ImageModelV4Middleware,
'specificationVersion'
> & {
readonly specificationVersion?: string;
};